A whole channel dedicated to the lives and crimes of some of the World's Most Evil Killers like Jeffrey Dahmer, Richard Ramirez, Dorothea Puente and more.

World's Most Evil Killers

S8, EP1 "Lester Jones"

In 2007, single mother of three Paige Birgfeld goes missing.

World's Most Evil Killers

S8, EP10 "Wayne Adam Ford"

Wayne Adam Ford is an American serial killer who strangled and dismembered three of his victims.

World's Most Evil Killers

S8, EP16 "Joe O'Reilly"

Less than 20 minutes after dropping her children off at school, Rachel O'Reilly is murdered.

World's Most Evil Killers

S7, EP9 "Ronald Dominique"

For nearly a decade, the Bayou Strangler deceived, bound, assaulted and murdered men, as he drifted across South Louisiana.

Britain's Most Evil Killers

S6, EP2 "Trimaan Harry Dhillon"

A killer attacks his ex-girlfriend in a jealous frenzy and commits a brutal murder after a campaign of harassment.

World's Most Evil Killers

S8, EP18 "Charlotte and Linda Mulhall"

In March 2005, the gardaí recover human body parts from the Royal Canal in Dublin.

World's Most Evil Killers

"Patrick Kearney"

A profile into the murderer who terrorised the gay community as the 'Trash Bag Killer' and confessed to killing 32 victims.

World's Most Evil Killers

S7, EP16 "Heriberto Seda"

A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs.

Britain's Most Evil Killers

S6, EP5 "Lee Ford"

Lee Ford kills his wife and four stepchildren in a cold-blooded murder spree over 24 hours in September 2000.

World's Most Evil Killers

S7, EP8 "Paul Runge"

A killer who found some of his victims through ads, the case of Paul Runge become prominent in the debate over the death penalty in Illinois.

World's Most Evil Killers

S7, EP3 "Lewis Daynes"

Exploring a case highlighting the many dangers of online grooming; on 17 February 2014, fourteen-year-old Breck Bednar was lured to a London flat before being killed by a fellow teenager.

Britain's Most Evil Killers

S5, EP8 "Colin Pitchfork"

Colin Pitchfork is the first person to be convicted of murder based on DNA fingerprinting evidence.

Britain's Most Evil Killers

S6, EP6 "Pawel Relowicz"

Pawel Relowicz rapes and kills 21-year-old Hull student Libby Squire in a case that made headlines around the UK.

World's Most Evil Prisoners

S3, EP5 "Gardner"

Joshua Gardner commits his first murder at 24; even behind bars, he can't contain his rage.

World's Most Evil Prisoners

S2, EP6 "Tracy"

Having committed over 27 assaults in prison, Billy Tracy is one of the most violent offenders on death row.

World's Most Evil Prisoners

S2, EP4 "Con-ui"

Jesse Con-ui's loyalty to the New Mexican Mafia drove him to betray and murder his former mentor.

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